[AL-1309] rewrote the /image test case. Works in chrome.
[AL-1309] rewrote the /image test case. Works in chrome.

uhef/Oskari-Routing-frontend,uhef/Oskari-Routing-frontend,uhef/Oskari-Routing-frontend,uhef/Oskari-Routing-frontend,uhef/Oskari-Routing-frontend,uhef/Oskari-Routing-frontend